<accordion>
  <accordion-group>
    <div accordion-heading class="clearfix">
      I can have markup!
      <span class="badge badge-secondary float-right pull-right">Some HTML here</span>
    </div>
    This is just some content to illustrate fancy headings.
  </accordion-group>
  <accordion-group>
    <div accordion-heading>
      I can have markup, too!
    </div>
    <span class="badge badge-secondary center">And some HTML here</span>
  </accordion-group>
</accordion>
